Information card for entry 1007174

Structure parameters

• Chemical name: Disodium dipotassium cyclo-tetraphosphate dihydrate
• Formula: H4 K2 Na2 O14 P4
• Calculated formula: H4 K2 Na2 O14 P4
• SMILES: [K+].O.[Na+].[K+].O=P1([O-])OP(=O)([O-])OP(=O)([O-])OP(=O)(O1)[O-].[Na+].O
• Title of publication: Contribution to the crystal chemistry of tetrametaphosphates (I).
• Authors of publication: Averbuch-Pouchot, M T; Durif, A
• Journal of publication: Journal of Solid State Chemistry
• Year of publication: 1985
• Journal volume: 58
• Pages of publication: 119 - 132
• a: 7.928 ± 0.005 Å
• b: 7.928 ± 0.005 Å
• c: 21.66 ± 0.02 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1361.4 ų
• Number of distinct elements: 5
• Space group number: 76
• Hermann-Mauguin space group symbol: P 41
• Hall space group symbol: P 4w
• Residual factor for all reflections: 0.036
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No